ClassID:

159478

F25B2500/06 - CPC Classification

Classification description:

Problems to be solved Damage

Recent Application in this class:
#1
20260063346
2026-03-05

ANOMALY DETECTION FOR REFRIGERATION SYSTEMS

#2
20260022877
2026-01-22

REFRIGERATION CYCLE DEVICE

#3
20250321035
2025-10-16

REFRIGERATION CYCLE DEVICE

#4
20250244064
2025-07-31

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#5
20250123039
2025-04-17

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#6
20240310095
2024-09-19

CRYOCOOLER DIAGNOSTIC SYSTEM, CRYOCOOLER, AND CRYOCOOLER DIAGNOSTIC METHOD

#7
20240302087
2024-09-12

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#8
20240085075
2024-03-14

Systems and methods for providing compressor cooling

#9
20230392846
2023-12-07

BUILDING SYSTEM WITH AUTOMATIC CHILLER ANTI-SURGE CONTROL

#10
20230383760
2023-11-30

Refrigerant compressor with wear sleeve and lubricant blends for handling debris-laden fluids

#11
20230349610
2023-11-02

ANOMALY DETECTION FOR REFRIGERATION SYSTEMS

#12
20230349608
2023-11-02

ANOMALY DETECTION FOR REFRIGERATION SYSTEMS

#13
20230332814
2023-10-19

Method for improving gas bearing function at low thermal cooling power

#14
20230314054
2023-10-05

Monitoring and control of equipment

#15
20230194137
2023-06-22

SYSTEMS AND METHODS FOR CONTROLLING VARIABLE REFRIGERANT FLOW SYSTEMS USING ARTIFICIAL INTELLIGENCE

#16
20230135687
2023-05-04

Heat pump

#17
20230126973
2023-04-27

Air conditioner and control method thereof

#18
20230097432
2023-03-30

POSITIVE DISPLACEMENT MACHINE, COMPRESSOR, COOLING DEVICE, AND ELECTRONIC APPARATUS

#19
20230091460
2023-03-23

Cooling device

#20
20220412615
2022-12-29

Refrigerant metering system and method

#21
20220412614
2022-12-29

Refrigerant metering system and method

#22
20220404074
2022-12-22

Refrigerant metering refrigerant evaporator coil (REC) repair method

#23
20220268500
2022-08-25

PIPING STRUCTURE AND COMPRESSOR SYSTEM

#24
20220235984
2022-07-28

Cryocooler, and diagnosis device and diagnosis method of cryocooler

#25
20220196302
2022-06-23

REFRIGERANT CYCLE APPARATUS

#26
20220154721
2022-05-19

Centrifugal compressor with recirculation structure

#27
20220128278
2022-04-28

Power element for refrigerant modulating valve

#28
20220065523
2022-03-03

Refrigerator management method, refrigerator management device, refrigerator management system, and temperature calculation method

#29
20210396437
2021-12-23

METHODS AND SYSTEMS FOR REMOTELY DIAGNOSING AN ABNORMALITY IN A CLIMATE CONTROL DEVICE

#30
20210372674
2021-12-02

Compressor Protection Against Liquid Slug

#31
20210341196
2021-11-04

Compressor protection against liquid slug

#32
20210302084
2021-09-30

Control device, refrigerator, control method, and abnormality detection method

#33
20210293460
2021-09-23

Container refrigeration apparatus with impact event assessment and abnormality diagnosis

#34
20210270510
2021-09-02

Building system with automatic chiller anti-surge control

#35
20210222916
2021-07-22

REFRIGERATION CYCLE APPARATUS

#36
20210148611
2021-05-20

Air conditioner with a refrigerant having a property of undergoing disproportionation

#37
20210063069
2021-03-04

Cable management for cryogenic system

#38
20200363113
2020-11-19

Modular refrigeration system, e.g., for ships

#39
20200208893
2020-07-02

System and method for controlling an expansion valve

#40
20200141618
2020-05-07

FLUID STIRRING AND LIQUEFACTION PROMOTING APPARATUS DISPOSED ON PIPELINE OF HEAT PUMP SYSTEM

#41
20200132317
2020-04-30

Air conditioner

#42
20200116406
2020-04-16

Methods and systems for preventing premature compressor failure from improper operation

#43
20200116404
2020-04-16

Compressor protection against liquid slug

#44
20200103152
2020-04-02

Method to avoid fan cycling during low ambient operation

#45
20200009693
2020-01-09

Air conditioner

#46
20190376731
2019-12-12

Refrigeration apparatus

#47
20190360733
2019-11-28

Compressor protection against liquid slug

#48
20190301773
2019-10-03

Method for controlling a vapour compression system during gas bypass valve malfunction

#49
20190301772
2019-10-03

Cooling system

#50
20190234659
2019-08-01

Cooling module

#51
20190178932
2019-06-13

Refrigeration system, failure diagnostic system thereof, failure diagnostic method, controller and storage medium

#52
20190170613
2019-06-06

Methods and apparatus for predictive failure analysis of a cooling device

#53
20190170418
2019-06-06

Cooling system

#54
20190145673
2019-05-16

Cooling device

#55
20190137146
2019-05-09

Refrigeration cycle apparatus

#56
20190107111
2019-04-11

Centrifugal compressor with recirculation structure

#57
20180372354
2018-12-27

Method for solving charge imbalance in existing split heat pump

#58
20180363965
2018-12-20

REFRIGERATION CYCLE APPARATUS

#59
20180358861
2018-12-13

Compressor and heat cycle system for refrigerator

#60
20180320954
2018-11-08

Thermoelectric wine cabinet with an external power supply

#61
20180320943
2018-11-08

Methods and systems for preventing premature compressor failure from improper operation

#62
20180188341
2018-07-05

Magnetic resonance imaging apparatus, and control apparatus of cryogenic cooling system and control method thereof

#63
20180180332
2018-06-28

Heat transfer system with tribofilm on bearing surface

#64
20180135926
2018-05-17

Heat exchanger and refrigeration cycle apparatus

#65
20180112898
2018-04-26

Air conditioner

#66
20180087815
2018-03-29

System and method for detecting refrigerant contamination in an HVACR system

#67
20180081011
2018-03-22

Cryostat arrangement with a vacuum container and an object to be cooled, with evacuable cavity

#68
20180051685
2018-02-22

COMPRESSOR WITH A DISCHARGE VALVE

#69
20180031293
2018-02-01

Cooling systems and methods

#70
20180023872
2018-01-25

Refrigerant evaporator

#71
20180003420
2018-01-04

Bulb for a thermostatic expansion valve, set comprising a bulb and at least a part of a thermostatic expansion valve connected to a capillary and method for connecting a bulb and a capillary of a thermostatic expansion valve

#72
20170370628
2017-12-28

Ice maker with capacitive water level sensing

#73
20170328625
2017-11-16

Refrigeration apparatus for container

#74
20170276616
2017-09-28

Detection device for turbomachine system

#75
20170266769
2017-09-21

Compressor diagnostic and protection system and method

#76
20170241688
2017-08-24

Air conditioner and control method thereof

#77
20170234585
2017-08-17

Refrigerant cooling and lubrication system with refrigerant vapor vent line

#78
20170234561
2017-08-17

Systems and methods for detecting degradation of a component in an air conditioning system

#79
20170191716
2017-07-06

CONTROLLING TEMPERATURE USING AN UNLOADER MANIFOLD

#80
20170146272
2017-05-25

Refrigerant cooling and lubrication system with refrigerant source access from an evaporator

#81
20170130717
2017-05-11

Electric compressor and refrigeration device having same

#82
20170097176
2017-04-06

COMPRESSOR AND REFRIGERATION CYCLE APPARATUS

#83
20170089626
2017-03-30

APPARATUS AND METHOD FOR MONITORING STATE OF CRYOGENIC FREEZER

#84
20170074561
2017-03-16

REFRIGERATION CYCLE DEVICE

#85
20170058880
2017-03-02

SEALED COMPRESSOR AND REFRIGERATION DEVICE USING THE SAME

#86
20170051961
2017-02-23

Cooling systems and methods

#87
20170051951
2017-02-23

Stirling engine displacer drive

#88
20170038120
2017-02-09

Secondary cooling path in refrigerator

#89
20160341459
2016-11-24

Hazardous location heat transfer unit

#90
20160327325
2016-11-10

Cooling systems and methods

#91
20160327321
2016-11-10

Refrigeration apparatus

#92
20160320111
2016-11-03

Refrigeration cycle apparatus

#93
20160265828
2016-09-15

Compressor over-load protection control method and apparatus

#94
20160244692
2016-08-25

Refrigerator oil composition and refrigerator

#95
20160195320
2016-07-07

Cooling device

#96
20160169571
2016-06-16

Air conditioner with outdoor unit compressor driven at controllable activation rotational speed

#97
20160153692
2016-06-02

Secondary cooling path in refrigerator

#98
20160076805
2016-03-17

Refrigerator

#99
20150367463
2015-12-24

Compressor diagnostic and protection system and method

#100
20150198937
2015-07-16

Method for operating an appliance and a refrigerator appliance

#101
20150194912
2015-07-09

Air conditioner

#102
20150184904
2015-07-02

Engine driven heat pump

#103
20150137512
2015-05-21

Connection pipe and methods of manufacturing and using a connection pipe for an evaporator of a refrigeration device

#104
20150121925
2015-05-07

Refrigerator

#105
20150020539
2015-01-22

Compressor and air conditioning apparatus using the same

#106
20150000308
2015-01-01

Thermoelectric temperature control unit

#107
20150000307
2015-01-01

Thermoelectric temperature control unit

#108
20140102668
2014-04-17

Vapor-compression refrigeration apparatus with backup air-cooled heat sink and auxiliary refrigerant heater

#109
20130340454
2013-12-26

Refrigerating cycle apparatus

#110
20130312428
2013-11-28

Cooling system and maintenance timing determination method

#111
20130294933
2013-11-07

Compressor diagnostic and protection system and method

#112
20130205813
2013-08-15

Method of part replacement for refrigeration cycle apparatus

#113
20130205812
2013-08-15

Method of part replacement for refrigeration cycle apparatus and refrigeration cycle apparatus

#114
20130133343
2013-05-30

Secondary cooling path in refrigerator

#115
20130093244
2013-04-18

Appliance having an auxiliary power input

#116
20130031915
2013-02-07

Stirling engine displacer drive

#117
20130019623
2013-01-24

Refrigerator

#118
20130014537
2013-01-17

Refrigerator

#119
20120285668
2012-11-15

Cooling-storage type heat exchanger

#120
20120234037
2012-09-20

Oil separator and refrigerating cycle apparatus using the same

#121
20120204584
2012-08-16

METHOD AND APPARATUS FOR CONTROLLING THE COOLING AND HEATING FUNCTIONS OF A HEAT PUMP

#122
20120138259
2012-06-07

Data center cooling

#123
20120137721
2012-06-07

Refrigerator

#124
20120130559
2012-05-24

DSM enabling of electro mechanically controlled refrigeration systems

#125
20120111038
2012-05-10

VAPOR-COMPRESSION REFRIGERATION APPARATUS WITH BACKUP AIR-COOLED HEAT SINK AND AUXILIARY REFRIGERANT HEATER

#126
20120100012
2012-04-26

METHOD FOR CONTROLLING ELECTRIC COMPRESSOR

#127
20120090342
2012-04-19

Trailer refrigerating apparatus

#128
20120085123
2012-04-12

REFRIGERATION MODULE AND REFRIGERATION SYSTEM

#129
20120023983
2012-02-02

REMOVABLE REFRIGERATION UNIT

#130
20110271693
2011-11-10

System and method for removing heat generated by a heat sink of magnetic resonance imaging system

#131
20110203779
2011-08-25

UNINTERRUPTIBLE COOLING SYSTEM AND APPARATUS

#132
20110154834
2011-06-30

Air conditioner and method for controlling the same based on a calculated value of a malfunctioning sensor

#133
20110144944
2011-06-16

Compressor diagnostic and protection system and method

#134
20110100045
2011-05-05

Data center cooling

#135
20110083455
2011-04-14

Air conditioning system and method for controlling operation thereof

#136
20110017442
2011-01-27

Methods for cooling computers and electronics

#137
20110005243
2011-01-13

METHODS AND SYSTEMS FOR UTILIZING A MICRO-CHANNEL HEAT-EXCHANGER DEVICE IN A REFRIGERATION CIRCUIT

#138
20100326098
2010-12-30

COOLING, HEATING AND POWER SYSTEM WITH AN INTEGRATED PART-LOAD, ACTIVE, REDUNDANT CHILLER

#139
20100326094
2010-12-30

Plasma processing apparatus and maintenance method therefor

#140
20100280669
2010-11-04

Power failure controller for an electronically controlled expansion valve in a refrigeration system

#141
20100230423
2010-09-16

Method of manufacturing low-temperature storage, and low-temperature storage

#142
20100206002
2010-08-19

Refrigeration circuit

#143
20100199703
2010-08-12

APPARATUS FOR THERMAL GAS TREATMENT

#144
20100180609
2010-07-22

Compressor service tool

#145
20100132920
2010-06-03

Redundant aircraft cooling system for redundant aircraft components

#146
20100058806
2010-03-11

BACKUP POWER SYSTEM FOR CRYO-COOLED ELEMENTS IN WIND TURBINES

#147
20100000238
2010-01-07

Heating, ventilation, air conditioning and refrigeration system with multi-zone monitoring and diagnostics

#148
20090272128
2009-11-05

Cascade cooling system with intercycle cooling or additional vapor condensation cycle

#149
20090260370
2009-10-22

Secondary cooling path in refrigerator

#150
20090235678
2009-09-24

Operation and control of tandem compressors and reheat function

#151
20090223245
2009-09-10

Refrigeration circuit

#152
20090206668
2009-08-20

UNINTERRUPTIBLE COOLING SYSTEM AND APPARATUS

#153
20090151373
2009-06-18

POWER CONTROL STRUCTURE FOR ICE MAKERS

#154
20090151369
2009-06-18

MALFUNCTION DETECTION FOR FAN OR PUMP REFRIGERANT SYSTEM

#155
20090103587
2009-04-23

MONITORING APPARATUS AND CORRESPONDING METHOD

#156
20090084123
2009-04-02

Showcase with insulated wall separating the machine room from the cooling components

#157
20090084119
2009-04-02

Sytem and method for detecting transducer failure in refrigerant systems

#158
20090082657
2009-03-26

INTELLIGENT HELIUM COMPRESSOR

#159
20080307819
2008-12-18

REFRIGERATION MONITORING SYSTEM AND METHOD

#160
20080289346
2008-11-27

Refrigeration Circuit and Method of Operating a Refrigeration Circuit

#161
20080245082
2008-10-09

Lubrication system for touchdown bearings of a magnetic bearing compressor

#162
20080223048
2008-09-18

Heating System

#163
20080202727
2008-08-28

Evaporator Protection

#164
20080115513
2008-05-22

Absorption refrigeration protective controller

#165
20080113529
2008-05-15

Refrigerator

#166
20080059003
2008-03-06

Cooling unit with data logging control

#167
20080028779
2008-02-07

METHOD FOR CONTROLLING ELECTRONIC EXPANSION VALVE OF AIR CONDITIONER

#168
20080022696
2008-01-31

Thermoelectric-based refrigerator apparatuses

#169
20070251254
2007-11-01

Cooling systems and methods

#170
20070245756
2007-10-25

Portable auxiliary refrigeration unit for temporary, emergency refrigeration of refrigerated trucks/trailers

#171
20070216506
2007-09-20

Superconducting electromagnet

#172
20070209387
2007-09-13

Expansion valve

#173
20070204632
2007-09-06

Multi-bath apparatus and method for cooling superconductors

#174
20070194140
2007-08-23

Thermostatic expansion valve with bypass passage

#175
20070186569
2007-08-16

Refrigeration system and method of operating the same

#176
20070157650
2007-07-12

Refrigeration system

#177
20070089435
2007-04-26

Predicting maintenance in a refrigeration system

#178
20070084231
2007-04-19

Method of manufacturing low-temperature storage, and low-temperature storage

#179
20070028636
2007-02-08

Cryogenic refrigeration system for superconducting devices

#180
20070022761
2007-02-01

Superconducting magnet system with radiation shield disposed between the cryogenic fluid tank and a refrigerator

#181
20060277930
2006-12-14

Lubricant return schemes for use in refrigerant cycle

#182
20060242991
2006-11-02

Quick-change coalescent oil separator

#183
20060179870
2006-08-17

Refrigerator power back up system

#184
20060168981
2006-08-03

Cooling system

#185
20060168970
2006-08-03

Ice cream machine including a controlled input to the freezing chamber

#186
20060162353
2006-07-27

Multi-type air conditioner for simultaneous heating and cooling use and method for withdrawing refrigerant therefrom

#187
20060151731
2006-07-13

Valve

#188
20060117773
2006-06-08

Refrigeration system and method of operating the same

#189
20060086104
2006-04-27

System for detecting mis-connected state between communication lines for multi-type air conditioner and method thereof

#190
20060080980
2006-04-20

Apparatus and method for controlling compressors of multi-chamber type air conditioner

#191
20060065004
2006-03-30

Backup cryogenic refrigeration system

#192
20060048522
2006-03-09

Method and device for installing refrigerator

#193
20050284163
2005-12-29

Cooling cycle apparatus and method of controlling linear expansion valve of the same

#194
20050284156
2005-12-29

Lubricant return schemes for use in refrigerant cycle

#195
20050262856
2005-12-01

Refrigeration system and method of operating the same

#196
20050252220
2005-11-17

Refrigeration system and method of operating the same

#197
20050235664
2005-10-27

Compressor diagnostic and protection system and method

#198
20050235663
2005-10-27

Compressor diagnostic and protection system and method

#199
20050235662
2005-10-27

Compressor configuration system and method

#200
20050235661
2005-10-27

Compressor diagnostic and protection system and method

#201
20050235660
2005-10-27

Compressor diagnostic and protection system

#202
20050217313
2005-10-06

Refrigeration system

#203
20050198987
2005-09-15

Efficient cooling system

#204
20050189888
2005-09-01

Variable speed drive for multiple loads

#205
20050166612
2005-08-04

Maintenance and cleaning for an ice machine

#206
20050166610
2005-08-04

Cooling system diagnostic system apparatus and method

#207
20050144962
2005-07-07

Compressor operation following sensor failure

#208
20050138947
2005-06-30

Refrigeration unit using ammonia

#209
20050126213
2005-06-16

Cooling circuit apparatus and method

#210
20050126190
2005-06-16

Loss of refrigerant charge and expansion valve malfunction detection

#211
20050050908
2005-03-10

Air conditioner and method of controlling the same

#212
20050028540
2005-02-10

Method of operating a directed relief valve in an air conditioning system

#213
20050000235
2005-01-06

Remote data acquisition system and method

#214
17726538
2023-07-25

Monitoring and control of refrigeration equipment

#215
15843011
2020-12-29

System and method for freeze protection of an air handling system